HomePage RecentChanges Arduion Pull up resistors

Don't use them. It is built into most chips, but you have to enable it. (works Arduino AVRs; Teensy)

Older versions of arduino you simply did:

 pinMode(4, INPUT);
 digitalWrite(4, HIGH);

News versions

  pinMode(4, INPUT_PULLUP);

Software error:

Can't locate object method "endform" via package "CGI" at /data/scott.dd.com.au/wiki/modules/search.pl line 15.

For help, please send mail to the webmaster (webmaster@dd.com.au), giving this error message and the time and date of the error.